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Outdoor Unit
SiUS121827E
56
Part 3 Printed Circuit Board Connector Wiring Diagram
Service Monitor
PCB (PCB2)
SW6-2 and all the switches of SW5 have no function. Keep them OFF.
1)
S501, S502
Connector for main PCB (PCB1)
2)
LED A
LED for service monitor (green)
3)
LED1, LED2,
LED3, LED4,
LED5
LED for service monitor (red)
4)
SW1
Forced cooling operation
ON/OFF
switch
∗
Refer to page 248 for details.
5)
SW2
Operation mode switch
∗
Refer to page 248 for details.
6)
SW3
Wiring error check switch
∗
Refer to page 249 for details.
7)
SW4
Priority room setting switch
∗
Refer to page 274 for details.
8)
SW6-1
NIGHT QUIET mode setting switch
∗
Refer to page 276 for details.
3P346711-10
S502
SW6-1
SW2
SW3
LED5 LED4 LED3 LED2 LED1 LED A
S501
SW1
SW4